4103342021 has 4 divisors (see below), whose sum is σ = 4103616192. Its totient is φ = 4103067852.

The previous prime is 4103341997. The next prime is 4103342029. The reversal of 4103342021 is 1202433014.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4103342021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4103341984 and 4103342002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4103342029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113255 + ... + 145028.

It is an arithmetic number, because the mean of its divisors is an integer number (1025904048).

Almost surely, 2^4103342021 is an apocalyptic number.

It is an amenable number.

4103342021 is a deficient number, since it is larger than the sum of its proper divisors (274171).

4103342021 is a wasteful number, since it uses less digits than its factorization.

4103342021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274170.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4103342021 is about 64057.3338580369. Note that the first 3 decimals coincide. The cubic root of 4103342021 is about 1600.9554216850.

Adding to 4103342021 its reverse (1202433014), we get a palindrome (5305775035).

The spelling of 4103342021 in words is "four billion, one hundred three million, three hundred forty-two thousand, twenty-one".